Question

2. выберите одно слово или фразу, которые лучше смысл предложения. the units can be put into production only a) tested b) after thorough testing c) once d) last year 3. подберите к подчеркнутому слову (used) то, которое лучше передает смысл предложения. nanotechnological materials are widely used in biomedicine. a) applied b) provided c) useless d) well-known 4. постройте отрицательные предложения. 4.1 he broke his pencil. 4.2 i have seen this film. 4.3 you should put off your coat. 4.4 they are discussing it now. 4.5 we hoped somebody to help us. 4.6 the discovery was made in russia. 4.7 she will come back soon.

Answer 1

The units can be put into production only . b) after thorough testing
Nanotechnological materials are widely USED in biomedicine. a) applied
4.1 He didn't break his pencil.
4.2 I haven't seen this film.
4.3 You shouldn't put off your coat.
4.4 They are not discussing it now.
4.5 We didn't hope anybody to help us.
4.6 The discovery wasn't made in Russia.
4.7 She will not come back soon.